KR101568755B1 - 유량을 측정하는 코어-자성 장치용 자화 장치 - Google Patents

유량을 측정하는 코어-자성 장치용 자화 장치 Download PDF

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Publication number
KR101568755B1
KR101568755B1 KR1020120131809A KR20120131809A KR101568755B1 KR 101568755 B1 KR101568755 B1 KR 101568755B1 KR 1020120131809 A KR1020120131809 A KR 1020120131809A KR 20120131809 A KR20120131809 A KR 20120131809A KR 101568755 B1 KR101568755 B1 KR 101568755B1
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KR
South Korea
Prior art keywords
profile
carrier
magnet
magnetic field
tube
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KR1020120131809A
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English (en)
Korean (ko)
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KR20130056192A (ko
Inventor
얀 테우니스 아르트 포르스
코넬리우스 요하네스 호겐도른
아리엘 데 그라프
마르코 렌데르트 초테바이
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크로니 에이.지.
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Publication of KR20130056192A publication Critical patent/KR20130056192A/ko
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
    • G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
    • G01F1/586—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters constructions of coils, magnetic circuits, accessories therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/716—Measuring the time taken to traverse a fixed distance using electron paramagnetic resonance [EPR] or nuclear magnetic resonance [NMR]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1215—Measuring magnetisation; Particular magnetometers therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • G01N24/081—Making measurements of geologic samples, e.g. measurements of moisture, pH, porosity, permeability, tortuosity or viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/3802—Manufacture or installation of magnet assemblies; Additional hardware for transportation or installation of the magnet assembly or for providing mechanical support to components of the magnet assembly
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3873—Compensation of inhomogeneities using ferromagnetic bodies ; Passive shimming
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Volume Flow (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
KR1020120131809A 2011-11-20 2012-11-20 유량을 측정하는 코어-자성 장치용 자화 장치 KR101568755B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011118839.1 2011-11-20
DE102011118839 2011-11-20

Publications (2)

Publication Number Publication Date
KR20130056192A KR20130056192A (ko) 2013-05-29
KR101568755B1 true KR101568755B1 (ko) 2015-11-13

Family

ID=48222106

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120131809A KR101568755B1 (ko) 2011-11-20 2012-11-20 유량을 측정하는 코어-자성 장치용 자화 장치

Country Status (12)

Country Link
EP (1) EP2604983B1 (ja)
JP (1) JP6188310B2 (ja)
KR (1) KR101568755B1 (ja)
CN (1) CN103123845B (ja)
AR (1) AR088914A1 (ja)
BR (1) BR102012029556A2 (ja)
CA (1) CA2795708C (ja)
DE (1) DE102012016401A1 (ja)
MX (1) MX2012013354A (ja)
MY (1) MY168151A (ja)
RU (1) RU2580838C2 (ja)
SA (1) SA112340011B1 (ja)

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DE102015001161A1 (de) * 2014-08-29 2016-03-03 Krohne Ag Verfahren zum Betreiben eines kernmagnetischen Durchflussmessgeräts und kernmagnetisches Durchflussmessgerät
US11843334B2 (en) 2017-07-13 2023-12-12 Denso Corporation Rotating electrical machine
CN113972806B (zh) 2017-07-21 2023-10-31 株式会社电装 旋转电机
JP6885328B2 (ja) 2017-07-21 2021-06-16 株式会社デンソー 回転電機
JP6927186B2 (ja) 2017-12-28 2021-08-25 株式会社デンソー 回転電機
JP7006541B2 (ja) 2017-12-28 2022-01-24 株式会社デンソー 回転電機
DE112018006699T5 (de) 2017-12-28 2020-09-10 Denso Corporation Rotierende elektrische Maschine
JP6922868B2 (ja) 2017-12-28 2021-08-18 株式会社デンソー 回転電機システム
JP6939750B2 (ja) 2017-12-28 2021-09-22 株式会社デンソー 回転電機
DE112018006717T5 (de) 2017-12-28 2020-09-10 Denso Corporation Rotierende elektrische Maschine
DE112018006651T5 (de) 2017-12-28 2020-10-08 Denso Corporation Radantriebsvorrichtung
CN111512519B (zh) 2017-12-28 2022-10-11 株式会社电装 旋转电机
EP3877046A4 (en) 2018-11-05 2022-11-23 Bionaut Labs Ltd. MAGNETIC DRIVE SYSTEM FOR MAGNETIC DEVICES
DE112020006839T5 (de) 2020-03-05 2022-12-15 Denso Corporation Rotierende elektrische Maschinen

Citations (1)

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US20080174309A1 (en) * 2006-11-29 2008-07-24 Spinlock Srl Magnetic resonance based apparatus and method to analyze and to measure the bi-directional flow regime in a transport or a production conduit of complex fluids, in real time and real flow-rate

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JPH02502967A (ja) * 1987-04-15 1990-09-20 オックスフォード　マグネット　テクノロジィ　リミテッド 磁界発生装置
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EP0309932B1 (de) * 1987-10-01 1992-04-15 Endress + Hauser Flowtec AG Magnetisch-induktive Durchflussmessanordnung
FR2623324A1 (fr) * 1987-11-13 1989-05-19 Thomson Cgr Dispositif d'imagerie rmn, procede de correction d'inhomogeneite et procede de realisation d'aimants mis en oeuvre dans le dispositif
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Also Published As

Publication number Publication date
CN103123845A (zh) 2013-05-29
MY168151A (en) 2018-10-11
JP2013108986A (ja) 2013-06-06
RU2012149010A (ru) 2014-05-27
CA2795708A1 (en) 2013-05-20
CN103123845B (zh) 2015-10-28
SA112340011B1 (ar) 2016-05-23
DE102012016401A1 (de) 2013-05-23
AR088914A1 (es) 2014-07-16
CA2795708C (en) 2017-05-02
RU2580838C2 (ru) 2016-04-10
BR102012029556A2 (pt) 2015-04-07
KR20130056192A (ko) 2013-05-29
EP2604983B1 (de) 2023-01-04
EP2604983A3 (de) 2013-09-18
EP2604983A2 (de) 2013-06-19
JP6188310B2 (ja) 2017-08-30
MX2012013354A (es) 2013-06-14

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